This listing is the stock set up for model years 1969 Grand Prix’s w/STD trans, 1970, 1971, 1972, 1973, and 1974 Grand Prix’s and all full size in 1973 with a 350ci engine. For all other applications (Bonneville, Catalina, Grand Ville & Safari Wagon) this is a resonator eliminator option. For the stock system with 4 mufflers please refer to listing 453231.
Photo depicts the stock dual exhaust for 1969 & 1970 Pontiac Catalina’s with the stock 400ci V8 (with stock resonators eliminated).
- The stock dual exhaust system consists of LS/RS exhaust pipes, LS/RS mufflers, and LS/RS tailpipes. If this is a resonator eliminator option for your stock system, the it will consist of LS/RS exhaust pipes, LS/RS mufflers, LS/RS connector pipes & LS/RS resonator eliminator pipes (as shown in photo).